Photo of John Williams
    • School of Engineering and Applied Science, Aston University

      B4 7ET Birmingham

      United Kingdom

    19942019

    Research output per year

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    Research Output

    3D reconstruction of complex dielectric function of the glass during the femtosecond micro-fabrication

    Turchin, A. V., Dubov, M. & Williams, J. A., 2010, Advanced photonics and renewable energy. Optical Society of America, paper BWD7. (OSA technical digest).

    Research output: Chapter in Book/Report/Conference proceedingConference publication

    3D reconstruction of the complex dielectric function of glass during femtosecond laser micro-fabrication

    Turchin, A., Dubov, M. & Williams, J. A. R., Dec 2011, In : Optical and Quantum Electronics . 42, 14-15, p. 873-886 14 p.

    Research output: Contribution to journalArticle

    Abnormal spectral evolution of fiber Bragg gratings in hydrogenated fibers

    Liu, Y., Williams, J. A. R., Zhang, L. & Bennion, I., 15 Apr 2002, In : Optics Letters. 27, 8, p. 586-588 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Accurate differential group delay measurement of narrowband fiber devices with immunity to environmental perturbation

    Lai, Y., Zhang, W., Williams, J. A. R., Sugden, K. & Bennion, I., 2002, 2002 IEEE/ILEOS annual meeting conference proceedings: the 15th annual meeting of the IEEE Lasers & Electro-Optics Society. IEEE, Vol. 2. p. 811-812 2 p. ThUl. (IEEE Lasers and Electro-Optics Society. Annual Meeting).

    Research output: Chapter in Book/Report/Conference proceedingConference publication

    All fibre multichannel flattop filter based on coherent fibre delay line structure

    Lai, Y., Zhang, W. & Williams, J. A. R., May 2002, In : Electronics letters. 38, 10, p. 473-475 3 p.

    Research output: Contribution to journalArticle

    All-fibre optical sensing system: Bragg grating sensor interrogated by a long-period grating

    Fallon, R. W., Zhang, L., Everall, L. A., Williams, J. A. R. & Bennion, I., Dec 1998, In : Measurement Science and Technology. 9, 12, p. 1969-1973 5 p.

    Research output: Contribution to journalArticle

    Analysis of frequency response of a microwave photonic filter using superstructured fiber Bragg grating

    Zhang, W., Williams, J. A. R. & Bennion, I., 1 Dec 2004, Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS. Vol. 1. p. 276-277 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Analysis of single and multiple, non-permanent, tunable, birefringent spectral holes in a fibre-Bragg grating stop-band produced via uniaxial pressure

    Michaille, L., McCall, M. W., Lai, Y. C. & Williams, J. A. R., Jul 2003, In : Optics Communications. 222, 1-6, p. 1-8 8 p.

    Research output: Contribution to journalArticle

    A new method for microwave generation and data transmission using DFB laser based on fiber bragg gratings

    Leng, J. S., Lai, Y., Zhang, W. & Williams, J. A. R., Aug 2006, In : IEEE Photonics Technology Letters. 18, 16, p. 1729-1731 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    A nonreciprocal wavelength-interleaving bidirectional coherent fiber transversal filter

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Dec 2003, The 5th Pacific Rim Conference on Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. IEEE, Vol. 1. p. 384 1 p. W4J-(8)-3

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    An optical fiber Bragg grating tactile sensor

    Cowie, B., Allsop, T. D. P., Williams, J., Webb, D., Bennion, I. & Fisher, M., May 2007, Optical sensing technology and applications. Baldini, F., Homola, J., Lieberman, R. A. & Miler, M. (eds.). Czech Republic: SPIE, 8 p. 65850I. (SPIE proceedings; vol. 6585).

    Research output: Chapter in Book/Report/Conference proceedingConference publication

    Open Access
    File

    An optical millimeter wave fiber laser

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Mar 2003, Optical Fiber Communications Conference, 2003. Sawchuk, A. A. (ed.). IEEE, Vol. 1. p. 238-239 2 p. paper TuL5. (Techincal digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    An optical pump controlled tunable phase-shifted fiber grating transmission filter

    Lai, Y., Zhang, W., Zhang, L., Williams, J. A. R. & Bennion, I., Mar 2003, Optical Fiber Communications Conference, 2003. Sawchuk, A. A. (ed.). IEEE, Vol. 1. p. 35-37 3 p. paper MF32. (Techincal digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    A novel all fiber microwave transversal filter with complementary outputs

    Lai, Y., Zhang, W. & Williams, J. A. R., 2002, 2002 International Topical Meeting on Microwave Photonics, MWP 2002 - Technical Digest. IEEE, p. 173-176 4 p. P2-1. (Techincal digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    A novel dual complementary output optical fiber transversal filter for DWDM applications

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., 2002, 2002 IEEE/ILEOS annual meeting conference proceedings: the 15th annual meeting of the IEEE Lasers & Electro-Optics Society. IEEE, Vol. 2. p. 659-660 2 p. ThEl. (IEEE Lasers and Electro-Optics Society. Annual Meeting).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Apodised fibre Bragg grating design subject to length constraints

    Chisholm, K. E., Everall, L. A., Williams, J. A. R., Bennion, I., Liu, X., Rue, R. M. D. L. & Aitchison, J. S., Sep 1998, 24th European Conference on Optical Communication, 1998. IEEE, Vol. 1. p. 385-386 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Application of superimposed grating structures for optimisation of fibre laser performance

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Oct 2003, Proceedings : Institute of Physics Meeting on In-Fibre Bragg Gratings and Special Fibres-Photonex Europe 2003. Institute of Physics

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    A technique for mitigating the effect of the writing-beam profile on fibre Bragg grating fabrication

    Turitsyna, E. G., Gbadebo, A. A. & Williams, J. A. R., 18 May 2015, In : Optics Express. 23, 10, 8 p., 12628.

    Research output: Contribution to journalArticle

    Open Access

    Bend sensing by measuring the resonance splitting of long-period fiber gratings

    Liu, Y., Zhang, L., Williams, J. A. R. & Bennion, I., 15 Jun 2001, In : Optics Communications. 193, 1-6, p. 69-72 4 p.

    Research output: Contribution to journalArticle

    Bidirectional nonreciprocal wavelength-interleaving coherent fiber transversal filter

    Lai, Y., Zhang, W. & Williams, J. A. R., Feb 2004, In : IEEE Photonics Technology Letters. 16, 2, p. 500-502 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Bragg grating fast tunable filter for wavelength division multiplexing

    Iocco, A., Limberger, H. G., Salathe, R. P., Everall, L. A., Chisholm, K. E., Williams, J. A. R. & Bennion, I., Jul 1999, In : Journal of Lightwave Technology. 17, 7, p. 1217-1221 5 p.

    Research output: Contribution to journalArticle

    Characteristics of linearly chirped and functionally apodised phase masks and reflection spectra of UV written fibre gratings

    Liu, X., Aitchison, J. S., Thoms, S., De La Rue, R. M., Williams, J. A. R., Everall, L. A. & Bennion, I., Sep 1998, Conference on Lasers and Electro-Optics Europe, 1998. 1998 CLEO/Europe. Glasgow: IEEE, p. 145 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Chromatic dispersion effect in a microwave photonic filter using superstructured fiber Bragg grating and dispersive fiber

    Zhang, W., Bennion, I. & Williams, J. A. R., 22 Aug 2005, In : Optics Express. 13, 17, p. 6429-6437 9 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Dark soliton sideband formation and stability in periodically amplifed systems

    Allen, K. M., Smith, N. J., Doran, N. J. & Williams, J. A., 15 Dec 1994, In : Optics Letters. 19, 24, p. 2086-2088 3 p.

    Research output: Contribution to journalArticle

    Direct cavity assessment and mode optimisation technique for DFB fibre laser

    Lai, Y., Zhang, W. & Williams, J. A. R., 16 Oct 2003, In : Electronics letters. 39, 21, p. 1518-1519 2 p.

    Research output: Contribution to journalArticle

    Direct real-time cavity mode assessment and optimization technique for fiber lasers

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Feb 2004, In : IEEE Photonics Technology Letters. 16, 2, p. 413-415 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Distributed temperature measurement using a Fabry-Perot effect based chirped fiber Bragg grating

    Won, P. C., Lai, Y., Zhang, W., Leng, J. S. & Williams, J. A. R., 15 Sep 2006, In : Optics Communications. 265, 2, p. 494-499 6 p.

    Research output: Contribution to journalArticle

    Distributed temperature sensing based on a chirped fibre Bragg grating

    Won, P. C., Leng, J., Lai, Y. & Williams, J. A. R., Oct 2003, Proceedings : Institute of Physics Meeting on In-Fibre Bragg Gratings and Special Fibres-Photonex Europe 2003. Institute of Physics

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Distributed temperature sensing using a chirped fibre Bragg grating

    Won, P. C., Leng, J., Lai, Y. & Williams, J. A. R., Jul 2004, In : Measurement Science and Technology. 15, 8, p. 1501-1505 5 p.

    Research output: Contribution to journalArticle

    Electron beam lithography of phase mask gratings for near field holographic production of optical fibre gratings

    Liu, X., Aitchison, J. S., De La Rue, R. M., Thoms, S., Zhang, L., Williams, J. A. R. & Bennion, I., Feb 1997, In : Microelectronic Engineering. 35, 1-4, p. 345-348 4 p.

    Research output: Contribution to journalArticle

    Evaluation of impact of beam size on fibre Bragg grating fabrication

    Gbadebo, A., Turitsyna, E. & Williams, J., 2014, Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides 2014. Optical Society of America, paper BW1D.5

    Research output: Chapter in Book/Report/Conference proceedingConference publication

    Open Access
    File

    Evaluation of RF power degradation in microwave photonic systems employing uniform period fibre Bragg gratings

    Yu, G., Zhang, W. & Williams, J. A. R., 15 Apr 2000, In : Optics Communications. 177, 1-6, p. 271-275 5 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Experimental comparison of differing design approaches for multichannel fibre Bragg gratings

    Gbadebo, A. A., Turitsyna, E. G. & Williams, J. A. R., 2015, The European Conference on Lasers and Electro-Optics 2015. Optical Society of America, paper CE_1_4

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Experimental demonstration of real-time correction of writing errors during fibre-Bragg grating fabrication

    Gbadebo, A., Turitsyna, E. & Williams, J., 8 Sep 2016, Photonics and Fiber Technology 2016 (ACOFT, BGPP, NP). Optical Society of America, BTh1B.2

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Fabrication and characterization of bandpass filters based on concatenated chirped fiber gratings

    Sugden, K., Zhang, L., Williams, J. A. R., Fallon, R. W., Everall, L. A., Chisholm, K. E. & Bennion, I., Aug 1997, In : Journal of Lightwave Technology. 15, 8, p. 1424-1432 9 p.

    Research output: Contribution to journalArticle

    Fabrication of highly efficient grating band-pass filters and their applications in soliton propagation system

    Zhang, L., Harper, P., Sugden, K., Williams, J. R., Knox, F. M., Kean, P. N., Bennion, I. & Doran, N., 20 Sep 1996, The International Society for Optical Engineering. Chan, K. T., Jian, S. & Tong, F. F. (eds.). SPIE, p. 432-440 9 p. (SPIE proceedings; vol. 2893).

    Research output: Chapter in Book/Report/Conference proceedingOther chapter contribution

    Open Access
    File

    Fabrication of multipassband moiré resonators in fibers by the dual-phase-mask exposure method

    Everall, L. A., Sugden, K., Williams, J. A. R., Bennion, I., Liu, X., Aitchison, J. S., Thoms, S. & De La Rue, R. M., Oct 1997, In : Optics Letters. 22, 19, p. 1473-1475 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Fast wavelength switching of semiconductor laser pulses by self-seeding

    Huhse, D., Schell, M., Utz, W., Bimberg, D., Williams, J. A. R., Zhang, L. & Bennion, I., 30 Sep 1996, In : Applied Physics Letters. 69, 14, p. 2018-2020 3 p.

    Research output: Contribution to journalArticle

    Fiber Bragg grating fabrication for dispersion slope compensation

    Williams, J. A. R., Everall, L. A., Bennion, I. & Doran, N., Sep 1996, In : IEEE Photonics Technology Letters. 8, 9, p. 1187-1189 3 p.

    Research output: Contribution to journalArticle

    Fiber Bragg-grating true time-delay systems: discrete-grating array 3-bit delay lines and chirped grating 6-bit delay lines

    Molony, A., Zhang, L., Williams, J. A. R., Bennion, I., Edge, C. & Fells, J., Dec 1997, In : IEEE Transactions on Microwave Theory and Techniques. 45, 8 PART 2, p. 1527-1530 4 p.

    Research output: Contribution to journalArticle

    Fibre Bragg grating time delay control of phased array antennae

    Molony, A., Zhang, L., Williams, J. A. R., Bennion, I., Edge, C. & Fells, J., May 1996, In : Journal of Modern Optics. 43, 5, p. 1017-1024 8 p.

    Research output: Contribution to journalArticle

    Fibre dispersion compensation using a chirped in-fibre Bragg grating

    Williams, J. A. R., Bennion, I., Sugden, K. & Doran, N. J., 9 Jun 1994, In : Electronics letters. 30, 12, p. 985-987 3 p.

    Research output: Contribution to journalArticle

    Fibre Grating Based Optical Recirculating Filter with Optimised Filter Response

    Zhang, W. & Williams, J. A. R., Oct 2000, In : Fiber and Integrated Optics. 19, 4, p. 455-467 13 p.

    Research output: Contribution to journalArticle

    Fibre grating DFB laser for generation of optical microwave signal

    Zhang, W., Lai, Y. C., Williams, J. A. R., Lu, C., Zhang, L. & Bennion, I., Jul 2000, In : Optics and Laser Technology. 32, 5, p. 369-371 3 p.

    Research output: Contribution to journalArticle

    Fibre grating filters for suppression of near infrared OH emission lines

    Gbadebo, A., Turitsyna, E., Shu, X., Williams, J. & Turitsyn, S., 2013, 39th European Conference and exhibition on Optical Communication (ECOC 2013). Red Hook, NY (US): IET, p. 852-854 3 p. (IET conference publications; vol. 622).

    Research output: Chapter in Book/Report/Conference proceedingConference publication

    Fibre optic bandpass transversal filter employing fibre grating arrays

    Zhang, W. & Williams, J. A. R., 10 Jun 1999, In : Electronics letters. 35, 12, p. 1010-1011 2 p.

    Research output: Contribution to journalArticle

    Fibre optic radio frequency notch filter with linear and continuous tuning by using a chirped fibre grating

    Zhang, W., Williams, J. A. R., Everall, L. A. & Bennion, I., 3 Sep 1998, In : Electronics letters. 34, 18, p. 1770-1772 3 p.

    Research output: Contribution to journalArticle

    Fourier-transform-limited 2.5ps light pulses with electrically tunable wavelength (15nm) by hybridly modelocking a semiconductor laser in a chirped Bragg grating fibre external cavity

    Yu, J., Huhse, D., Schell, M., Schulze, M., Bimberg, D., Williams, J. A. R., Zhang, L. & Bennion, I., 9 Nov 1995, In : Electronics letters. 31, 23, p. 2008-2009 2 p.

    Research output: Contribution to journalArticle